the lapd fanned out, launching 40 protection details throughout southern california. >> lapd is the specific target but all law enforcement is target. this is a vendetta to all southern california law enforcement. >> reporter: three days later, wednesday, in san diego, dorner attempted to hijack a boat, an attempt that failed. then early this morning, an eyewitness saw dorner's vehicle an hour and a half southeast of los angeles. >> they identified the vehicle, they start to follow that vehicle and within two exits that suspect gets off the freeway at magnolia and our officers are in proximity. as soon as they turn the right turn, the suspect is already out of the vehicle and engaging them in gunfire. >> reporter: one officer grazed in the head, unable to capture him. a short time later, another shooting in nearby riverside. two unsuspecting riverside police officers fired upon in what police call a cowardly m ambush. one seriously hurt, the other killed. >> the city mourns the deaths of monica quan, keith lawrence, and our brave riverside police officer. i also feel a great sadness for the